Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
With December's onset, the average high-temperature recedes from November's frosty 43.2°F (6.2°C) to a wintry 33.1°F (0.6°C). During the month of December, Wileyville's nighttime temperature lowers to an average of 23.7°F (-4.6°C).Humidity
In Wileyville, the average relative humidity in December is 87%.Rainfall
In Wileyville, in December, during 9.1 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, there are 155.8 rainfall days, and 26.97" (685mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Wileyville, in December, during 17.8 snowfall days, 8.27" (210mm) of snow is typically accumulated. Throughout the year, there are 91.9 snowfall days, and 44.76" (1137mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:19 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:49 pm EST.
Sunshine
The months with the least sunshine are January and December, with an average of 2.6h of sunshine.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Wileyville?
What is the average length of the day in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Wileyville, NY
- Average high temperature in December: 33.1°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in December: 23.7°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in December
Wileyville, NY
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Wileyville, NY
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in December
Wileyville, NY
- Average humidity in December: 87%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (78%).
Average rainfall in December
Wileyville, NY
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in December
Wileyville, NY
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (6 days).
Average snowfall in December
Wileyville, NY
- Average snowfall in December: 8.27"
The month with the highest snowfall is February (10.71").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Wileyville, NY
- Average snowfall days in December: 17.8 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Wileyville, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).
Average sunshine days in December
Wileyville, NY
- Average sunshine days in December: 8.5 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in December
Wileyville, NY
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in December
Wileyville, NY
- Average cloud cover in December: 76
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in December
Wileyville, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).
Wileyville, New York, USA
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